Monday, September 30, 2019

Sept 30 - A Year Trapped in Arctic Ice

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The German research icebreaker, Polarstern. Image via the European Space Agency.

Researchers to spend a year trapped in Arctic ice

They're calling it the biggest shipborne polar expedition of all time. In October 2019, the icebreaker Polarstern will drop anchor at an Arctic ice floe, with some 100 researchers on board. This international group of scientists will spend a year trapped in the sea ice, studying the Arctic. Read more.

What climate change in the Arctic means for the rest of us

Air temperatures in the Arctic are increasing at least twice as fast as the global average. What worries climate scientists about the Arctic summer of 2019? And why does it matter for the rest of the world? Read more.

Meet Alpha Cephei, a rapidly rotating star

While not one of the most conspicuous stars in the night sky, Alderamin - aka Alpha Cephei - is easy to spot, and is interesting for its rapid rotation on its axis. Find it in your sky.
EarthSky lunar calendars are back in stock

We're guaranteed to sell out, get one while you can! Your support means the world to us and allows us to keep going. Purchase here.

Tonight … Watch for a young moon after sunset

It'll be much easier to catch the moon Monday evening than it was Sunday. Look west shortly after the sun goes down. Read more.

The young moon returns

View at EarthSky Community Photos. | And, especially if you're on the southern half of Earth's globe, Venus and Mercury have also returned to the evening sky. Don't miss this beautiful collection of images by Peter Lowenstein in Mutare, Zimbabwe. This one shows last night's young moon setting in the exact place the sun set, 50 minutes after sunset. See more young moon photos at EarthSky Community Photos.
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